summaryrefslogtreecommitdiff
path: root/gnu/packages/chromium.scm
blob: 005b21ad7b07c34fa7d7b54b14820da111972ca1 (about) (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Marius Bakke <mbakke@fastmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages chromium)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix gexp)
  #:use-module (guix store)
  #:use-module (guix monads)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix utils)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages)
  #:use-module (gnu packages assembly)
  #:use-module (gnu packages base)
  #:use-module (gnu packages bison)
  #:use-module (gnu packages build-tools)
  #:use-module (gnu packages compression)
  #:use-module (gnu packages cups)
  #:use-module (gnu packages curl)
  #:use-module (gnu packages fontutils)
  #:use-module (gnu packages gcc)
  #:use-module (gnu packages ghostscript)
  #:use-module (gnu packages gl)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gnome)
  #:use-module (gnu packages gperf)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages icu4c)
  #:use-module (gnu packages image)
  #:use-module (gnu packages libevent)
  #:use-module (gnu packages libffi)
  #:use-module (gnu packages linux)
  #:use-module (gnu packages kerberos)
  #:use-module (gnu packages ninja)
  #:use-module (gnu packages node)
  #:use-module (gnu packages nss)
  #:use-module (gnu packages pciutils)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages pulseaudio)
  #:use-module (gnu packages python)
  #:use-module (gnu packages python-web)
  #:use-module (gnu packages python-xyz)
  #:use-module (gnu packages regex)
  #:use-module (gnu packages serialization)
  #:use-module (gnu packages speech)
  #:use-module (gnu packages tls)
  #:use-module (gnu packages valgrind)
  #:use-module (gnu packages vulkan)
  #:use-module (gnu packages video)
  #:use-module (gnu packages xiph)
  #:use-module (gnu packages xml)
  #:use-module (gnu packages xdisorg)
  #:use-module (gnu packages xorg))

(define %preserved-third-party-files
  '("base/third_party/dmg_fp" ;X11-style
    "base/third_party/dynamic_annotations" ;BSD-2
    "base/third_party/icu" ;Unicode, X11-style
    "base/third_party/superfasthash" ;BSD-3
    "base/third_party/symbolize" ;BSD-3
    "base/third_party/xdg_mime" ;LGPL2.0+ or Academic 2.0
    "base/third_party/xdg_user_dirs" ;Expat
    "chrome/third_party/mozilla_security_manager" ;MPL-1.1/GPL2+/LGPL2.1+
    "courgette/third_party/bsdiff" ;BSD-2, BSD protection license
    "courgette/third_party/divsufsort" ;Expat
    "net/third_party/mozilla_security_manager" ;MPL-1.1/GPL2+/LGPL2.1+
    "net/third_party/nss" ;MPL-2.0
    "net/third_party/quic" ;BSD-3
    "net/third_party/uri_template" ;ASL2.0
    "third_party/abseil-cpp" ;ASL2.0
    "third_party/adobe/flash/flapper_version.h" ;no license, trivial
    "third_party/angle" ;BSD-3
    "third_party/angle/src/common/third_party/base" ;BSD-3
    "third_party/angle/src/common/third_party/smhasher" ;Public domain
    "third_party/angle/src/common/third_party/xxhash" ;BSD-2
    "third_party/angle/src/third_party/compiler" ;BSD-2
    "third_party/angle/src/third_party/libXNVCtrl" ;Expat
    "third_party/angle/src/third_party/trace_event" ;BSD-3
    "third_party/angle/third_party/vulkan-headers" ;ASL2.0
    "third_party/angle/third_party/vulkan-loader" ;ASL2.0
    "third_party/angle/third_party/vulkan-tools" ;ASL2.0
    "third_party/angle/third_party/vulkan-validation-layers" ;ASL2.0
    "third_party/apple_apsl" ;APSL2.0
    "third_party/blink" ;BSD-3, LGPL2+
    "third_party/boringssl" ;OpenSSL/ISC (Google additions are ISC)
    "third_party/boringssl/src/third_party/fiat" ;Expat
    "third_party/breakpad" ;BSD-3
    "third_party/brotli" ;Expat
    "third_party/cacheinvalidation" ;ASL2.0
    "third_party/catapult" ;BSD-3
    "third_party/catapult/common/py_vulcanize/third_party/rcssmin" ;ASL2.0
    "third_party/catapult/common/py_vulcanize/third_party/rjsmin" ;ASL2.0
    "third_party/catapult/third_party/polymer" ;BSD-3
    "third_party/catapult/tracing/third_party/d3" ;BSD-3
    "third_party/catapult/tracing/third_party/gl-matrix" ;Expat
    "third_party/catapult/tracing/third_party/jszip" ;Expat or GPL3
    "third_party/catapult/tracing/third_party/mannwhitneyu" ;Expat
    "third_party/catapult/tracing/third_party/oboe" ;BSD-2
    "third_party/catapult/tracing/third_party/pako" ;Expat
    "third_party/ced" ;BSD-3
    "third_party/cld_3" ;ASL2.0
    "third_party/crashpad" ;ASL2.0
    "third_party/crashpad/crashpad/third_party/zlib/zlib_crashpad.h" ;Zlib
    "third_party/crc32c" ;BSD-3
    "third_party/cros_system_api" ;BSD-3
    "third_party/dav1d" ;BSD-2
    "third_party/dom_distiller_js" ;BSD-3
    "third_party/emoji-segmenter" ;ASL2.0
    "third_party/fips181" ;BSD-3
    "third_party/flatbuffers" ;ASL2.0
    "third_party/glslang" ;BSD-3, Expat, ASL2.0
    "third_party/google_input_tools" ;ASL2.0
    "third_party/google_input_tools/third_party/closure_library" ;ASL2.0
    "third_party/google_input_tools/third_party/closure_library/third_party/closure" ;Expat
    "third_party/googletest" ;BSD-3
    "third_party/hunspell" ;MPL1.1/GPL2+/LGPL2.1+
    "third_party/iccjpeg" ;IJG
    "third_party/inspector_protocol" ;BSD-3
    "third_party/jinja2" ;BSD-3
    "third_party/jstemplate" ;ASL2.0
    "third_party/khronos" ;Expat, SGI
    "third_party/leveldatabase" ;BSD-3
    "third_party/libXNVCtrl" ;Expat
    "third_party/libaddressinput" ;ASL2.0
    "third_party/libaom" ;BSD-2 or "Alliance for Open Media Patent License 1.0"
    "third_party/libaom/source/libaom/third_party/vector" ;Expat
    "third_party/libaom/source/libaom/third_party/x86inc" ;ISC
    "third_party/libjingle_xmpp" ;BSD-3
    "third_party/libphonenumber" ;ASL2.0
    "third_party/libsecret" ;LGPL2.1+
    "third_party/libsrtp" ;BSD-3
    "third_party/libsync" ;ASL2.0
    "third_party/libudev" ;LGPL2.1+
    "third_party/libwebm" ;BSD-3
    "third_party/libxml/chromium" ;BSD-3
    "third_party/libyuv" ;BSD-3
    "third_party/lss" ;BSD-3
    "third_party/markupsafe" ;BSD-3
    "third_party/mesa_headers" ;Expat, SGI
    "third_party/metrics_proto" ;BSD-3
    "third_party/modp_b64" ;BSD-3
    "third_party/nasm" ;BSD-2
    "third_party/node" ;Expat
    "third_party/node/node_modules/polymer-bundler/lib/third_party/UglifyJS2" ;BSD-2
    "third_party/ots" ;BSD-3
    "third_party/pdfium" ;BSD-3
    "third_party/pdfium/third_party/agg23" ;Expat
    "third_party/pdfium/third_party/base" ;BSD-3
    "third_party/pdfium/third_party/bigint" ;Public domain, BSD-3
    "third_party/pdfium/third_party/skia_shared" ;BSD-3
    "third_party/pdfium/third_party/freetype/include/pstables.h" ;FreeType
    "third_party/ply" ;BSD-3
    "third_party/polymer" ;BSD-3
    "third_party/protobuf" ;BSD-3
    "third_party/protobuf/third_party/six" ;Expat
    "third_party/pyjson5" ;ASL2.0
    "third_party/qcms" ;Expat
    "third_party/rnnoise" ;BSD-3
    "third_party/s2cellid" ;ASL2.0
    "third_party/sfntly" ;ASL2.0
    "third_party/skia" ;BSD-3
    "third_party/skia/third_party/gif" ;MPL1.1/GPL2+/LGPL2.1+
    "third_party/skia/third_party/skcms" ;BSD-3
    "third_party/skia/third_party/vulkan" ;BSD-3
    "third_party/smhasher" ;Expat, public domain
    "third_party/speech-dispatcher" ;GPL2+
    "third_party/spirv-headers" ;ASL2.0
    "third_party/SPIRV-Tools" ;ASL2.0
    "third_party/sqlite" ;Public domain
    "third_party/ungoogled" ;BSD-3
    "third_party/usb_ids" ;BSD-3
    "third_party/usrsctp" ;BSD-2
    "third_party/web-animations-js" ;ASL2.0
    "third_party/webdriver" ;ASL2.0
    "third_party/webrtc" ;BSD-3
    "third_party/webrtc/common_audio/third_party/fft4g" ;Non-copyleft
    "third_party/webrtc/common_audio/third_party/spl_sqrt_floor" ;Public domain
    "third_party/webrtc/modules/third_party/fft" ;Non-copyleft
    "third_party/webrtc/modules/third_party/g711" ;Public domain
    "third_party/webrtc/modules/third_party/g722" ;Public domain
    "third_party/webrtc/rtc_base/third_party/base64" ;Non-copyleft
    "third_party/webrtc/rtc_base/third_party/sigslot" ;Public domain
    "third_party/widevine/cdm/widevine_cdm_version.h" ;BSD-3
    "third_party/widevine/cdm/widevine_cdm_common.h" ;BSD-3
    "third_party/woff2" ;ASL2.0
    "third_party/xdg-utils" ;Expat
    "third_party/yasm/run_yasm.py" ;BSD-2 or BSD-3
    "third_party/zlib/google" ;BSD-3
    "url/third_party/mozilla" ;BSD-3, MPL1.1/GPL2+/LGPL2.1+
    "v8/src/third_party/siphash" ;Public domain
    "v8/src/third_party/utf8-decoder" ;Expat
    "v8/src/third_party/valgrind" ;BSD-4
    "v8/third_party/inspector_protocol" ;BSD-3
    "v8/third_party/v8/builtins")) ;PSFL

(define* (computed-origin-method gexp-promise hash-algo hash
                                 #:optional (name "source")
                                 #:key (system (%current-system))
                                 (guile (default-guile)))
  "Return a derivation that executes the G-expression that results
from forcing GEXP-PROMISE."
  (mlet %store-monad ((guile (package->derivation guile system)))
    (gexp->derivation (or name "computed-origin")
                      (force gexp-promise)
                      #:graft? #f       ;nothing to graft
                      #:system system
                      #:guile-for-build guile)))

(define %chromium-version "74.0.3729.169")
(define %ungoogled-revision "d2beaeff47a6e97b8909163147ad6b4058238f36")
(define %debian-revision "debian/74.0.3729.108-1")
(define package-revision "0")

(define %package-version (string-append %chromium-version "-"
                                        package-revision "."
                                        (string-take %ungoogled-revision 7)))

;; This is a "computed" origin that does the following:
;; *) Runs the Ungoogled scripts on a pristine Chromium tarball.
;; *) Applies Debians Chromium patches, for their unbundling and GCC work.
;; *) Prunes all third_party directories that are not explicitly preserved.
;; *) Adjusts "GN" build files such that system libraries are preferred.
(define ungoogled-chromium-source
  (let ((chromium-source
         (origin
           (method url-fetch)
           (uri (string-append "https://commondatastorage.googleapis.com"
                               "/chromium-browser-official/chromium-"
                               %chromium-version ".tar.xz"))
           (sha256
            (base32
             "1d0c3asfhqh6wlzngajcl0v2wn573m1jd1zqci9bcm3z048043q7"))))
        (ungoogled-source
         (origin
           (method git-fetch)
           (uri (git-reference (url "https://github.com/Eloston/ungoogled-chromium")
                               (commit %ungoogled-revision)))
           (file-name (git-file-name "ungoogled-chromium"
                                     (string-take %ungoogled-revision 7)))
           (sha256
            (base32
             "04schaaqhnkrgh0p1p0wyjd5aybpxmj3kfnyipwy5nh7d39afymc"))))
        (debian-source
         (origin
           (method git-fetch)
           (uri (git-reference
                 (url "https://salsa.debian.org/chromium-team/chromium.git")
                 (commit %debian-revision)))
           (file-name (git-file-name "debian-chromium-packaging"
                                     (if (string-prefix? "debian/" %debian-revision)
                                         (cadr (string-split %debian-revision #\/))
                                         (string-take %debian-revision 7))))
           (sha256
            (base32
             "1bn0c86sxkkxgdz0i88y0zh4zr39l6379r2rhgk3b3qbvwz25s3j")))))

    (origin
      (method computed-origin-method)
      (file-name (string-append "ungoogled-chromium-" %package-version ".tar.xz"))
      (sha256 #f)
      (uri
       (delay
         (with-imported-modules '((guix build utils))
           #~(begin
               (use-modules (guix build utils)
                            (ice-9 rdelim)
                            (srfi srfi-1)
                            (srfi srfi-26))
               (let ((chromium-dir    (string-append "chromium-" #$%chromium-version))
                     (preserved-files (list #$@%preserved-third-party-files)))

                 (set-path-environment-variable
                  "PATH" '("bin")
                  (list #+(canonical-package patch)
                        #+(canonical-package xz)
                        #+(canonical-package tar)
                        #+python-2
                        #+python))

                 (copy-recursively #+ungoogled-source "/tmp/ungoogled")

                 (with-directory-excursion "/tmp/ungoogled"

                   (format #t "Unpacking chromium tarball...~%")
                   (force-output)
                   (invoke "tar" "xf" #+chromium-source)

                   (format #t "Ungooglifying...~%")
                   (force-output)
                   (invoke "python3" "utils/prune_binaries.py" chromium-dir
                           "pruning.list")
                   (invoke "python3" "utils/patches.py" "apply"
                           chromium-dir "patches")
                   (invoke "python3" "utils/domain_substitution.py" "apply" "-r"
                           "domain_regex.list" "-f" "domain_substitution.list"
                           "-c" "/tmp/domainscache.tar.gz" chromium-dir)

                   (with-directory-excursion chromium-dir

                     (format #t "applying Debian patches...~%")
                     (force-output)
                     (let* ((debian  #+debian-source)
                            (patches (string-append debian "/debian/patches"))
                            (series  (string-append patches "/series"))
                            (grep-q (lambda (query file)
                                      (with-input-from-file file
                                        (lambda ()
                                          (let loop ((line (read-line))
                                                     (match #f))
                                            (if (or match (eof-object? line))
                                                (if match #t #f)
                                                (loop (read-line)
                                                      (string-contains line query)))))))))
                       (with-input-from-file series
                         (lambda ()
                           (let loop ((line (read-line)))
                             (unless (eof-object? line)
                               (when (and (> (string-length line) 1)
                                          ;; Skip the Debian-specific ones.
                                          (not (string-prefix? "debianization/" line))
                                          (not (string-prefix? "gcc6/" line))
                                          ;; And those that conflict with Ungoogled.
                                          (not (any (cute string-suffix? <> line)
                                                    '("widevine-buildflag.patch"
                                                      "signin.patch"
                                                      "third-party-cookies.patch")))
                                          ;; Ungoogled includes a subset of the Debian
                                          ;; patches.  Exclude those already present.
                                          (not (grep-q line "../patches/series")))
                                 (invoke "patch" "--force" "-p1" "--input"
                                         (string-append patches "/" line)
                                         "--no-backup-if-mismatch"))
                               (loop (read-line)))))))

                     (format #t "Pruning third party files...~%")
                     (force-output)
                     (apply invoke "python"
                            "build/linux/unbundle/remove_bundled_libraries.py"
                            "--do-remove" preserved-files)

                     (format #t "Replacing GN files...~%")
                     (force-output)
                     (invoke "python3" "build/linux/unbundle/replace_gn_files.py"
                             "--system-libraries" "ffmpeg" "flac" "fontconfig"
                             "freetype" "harfbuzz-ng" "icu" "libdrm" "libevent"
                             "libjpeg" "libpng" "libvpx" "libwebp" "libxml"
                             "libxslt" "openh264" "opus" "re2" "snappy" "yasm"
                             "zlib"))

                   (format #t (string-append "Packing new ungoogled tarball ...~%"))
                   (force-output)
                   (invoke "tar" "cvfa" #$output
                           ;; Avoid non-determinism in the archive.
                           "--mtime=@0"
                           "--owner=root:0"
                           "--group=root:0"
                           "--sort=name"
                           chromium-dir)

                   #t)))))))))

(define opus+custom
  (package/inherit opus
    (name "opus+custom")
    (arguments
     (substitute-keyword-arguments (package-arguments opus)
       ((#:configure-flags flags ''())
        ;; Opus Custom is an optional extension of the Opus
        ;; specification that allows for unsupported frame
        ;; sizes.  Chromium requires that this is enabled.
        `(cons "--enable-custom-modes"
               ,flags))))))

(define-public ungoogled-chromium
  (package
    (name "ungoogled-chromium")
    (version %package-version)
    (synopsis "Graphical web browser")
    (source ungoogled-chromium-source)
    (build-system gnu-build-system)
    (arguments
     `(#:tests? #f
       ;; FIXME: Chromiums RUNPATH lacks entries for some libraries, so
       ;; we have to disable validation and add a wrapper below.
       #:validate-runpath? #f
       #:modules ((guix build gnu-build-system)
                  (guix build utils)
                  (ice-9 ftw)
                  (ice-9 regex)
                  (srfi srfi-26))
       #:configure-flags
       ;; See tools/gn/docs/cookbook.md and
       ;; https://www.chromium.org/developers/gn-build-configuration
       ;; for usage.  Run "./gn args . --list" in the Release
       ;; directory for an exhaustive list of supported flags.
       ;; (Note: The 'configure' phase will do that for you.)
       (list "is_debug=false"
             "use_gold=false"
             "use_lld=false"
             "linux_use_bundled_binutils=false"
             "use_custom_libcxx=false"
             "use_sysroot=false"
             "enable_precompiled_headers=false"
             "goma_dir=\"\""
             "enable_nacl=false"
             "enable_nacl_nonsfi=false"
             "use_allocator=\"none\""
             "use_unofficial_version_number=false"
             "treat_warnings_as_errors=false"
             "use_official_google_api_keys=false"
             "fieldtrial_testing_like_official_build=true"
             "safe_browsing_mode=0"
             "enable_mdns=false"
             "enable_one_click_signin=false"
             "enable_reading_list=false"
             "enable_remoting=false"
             "enable_reporting=false"
             "enable_service_discovery=false"
             "enable_swiftshader=false"
             "enable_widevine=false"
             ;; Disable type-checking for the Web UI to avoid a Java dependency.
             "closure_compile=false"

             ;; Define a custom toolchain that simply looks up CC, AR and
             ;; friends from the environment.
             "custom_toolchain=\"//build/toolchain/linux/unbundle:default\""
             "host_toolchain=\"//build/toolchain/linux/unbundle:default\""
             ;; Don't assume it's clang.
             "is_clang=false"
             ;; Disable debugging features to save space.  These are normally
             ;; pulled in by "is_official_build", but that requires "is_clang".
             "blink_symbol_level=0"
             "enable_iterator_debugging=false"
             "exclude_unwind_tables=true"
             ;; Optimize for building everything at once, as opposed to
             ;; incrementally for development.  See "docs/jumbo.md".
             "use_jumbo_build=true"

             ;; Prefer system libraries.
             "use_system_freetype=true"
             "use_system_harfbuzz=true"
             "use_system_lcms2=true"
             "use_system_libdrm=true"
             "use_system_libjpeg=true"
             "use_system_libopenjpeg2=true"
             "use_system_libpng=true"
             "use_system_zlib=true"
             "use_gnome_keyring=false"  ;deprecated by libsecret
             "use_openh264=true"
             "use_pulseaudio=true"
             "link_pulseaudio=true"

             ;; VA-API acceleration is currently only supported on x86_64-linux.
             ,@(if (string-prefix? "x86_64" (or (%current-target-system)
                                                (%current-system)))
                   '("use_vaapi=true")
                   '())

             ;; Don't arbitrarily restrict formats supported by system ffmpeg.
             "proprietary_codecs=true"
             "ffmpeg_branding=\"Chrome\""

             ;; WebRTC stuff.
             "rtc_use_h264=true"
             ;; Don't use bundled sources.
             "rtc_build_json=false"
             "rtc_build_libevent=false"
             "rtc_build_libvpx=false"
             "rtc_build_opus=false"
             "rtc_build_ssl=false"
             "rtc_build_libsrtp=true"   ;FIXME: fails to find headers
             "rtc_build_usrsctp=true"   ;TODO: package this
             (string-append "rtc_jsoncpp_root=\""
                            (assoc-ref %build-inputs "jsoncpp")
                            "/include/jsoncpp/json\"")
             (string-append "rtc_ssl_root=\""
                            (assoc-ref %build-inputs "openssl")
                            "/include/openssl\""))
       #:phases
       (modify-phases %standard-phases
         (add-after 'unpack 'patch-stuff
           (lambda* (#:key inputs #:allow-other-keys)
             (substitute* "printing/cups_config_helper.py"
               (("cups_config =.*")
                (string-append "cups_config = '" (assoc-ref inputs "cups")
                               "/bin/cups-config'\n")))

             (substitute*
                 '("base/process/launch_posix.cc"
                   "base/third_party/dynamic_annotations/dynamic_annotations.c"
                   "sandbox/linux/seccomp-bpf/sandbox_bpf.cc"
                   "sandbox/linux/services/credentials.cc"
                   "sandbox/linux/services/namespace_utils.cc"
                   "sandbox/linux/services/syscall_wrappers.cc"
                   "sandbox/linux/syscall_broker/broker_host.cc")
               (("include \"base/third_party/valgrind/") "include \"valgrind/"))

             (for-each (lambda (file)
                         (substitute* file
                           ;; Fix opus include path.
                           ;; Do not substitute opus_private.h.
                           (("#include \"opus\\.h\"")
                            "#include \"opus/opus.h\"")
                           (("#include \"opus_custom\\.h\"")
                            "#include \"opus/opus_custom.h\"")
                           (("#include \"opus_defines\\.h\"")
                            "#include \"opus/opus_defines.h\"")
                           (("#include \"opus_multistream\\.h\"")
                            "#include \"opus/opus_multistream.h\"")
                           (("#include \"opus_types\\.h\"")
                            "#include \"opus/opus_types.h\"")))
                       (find-files (string-append "third_party/webrtc/modules"
                                                  "/audio_coding/codecs/opus")))

             (substitute* "chrome/common/chrome_paths.cc"
               (("/usr/share/chromium/extensions")
                ;; TODO: Add ~/.guix-profile.
                "/run/current-system/profile/share/chromium/extensions"))

             ;; XXX: Should be unnecessary when use_system_lcms2=true.
             (substitute* "third_party/pdfium/core/fxcodec/codec/ccodec_iccmodule.h"
               (("include \"third_party/lcms/include/lcms2\\.h\"")
                "include \"lcms2.h\""))

             (substitute*
                 "third_party/breakpad/breakpad/src/common/linux/libcurl_wrapper.h"
               (("include \"third_party/curl") "include \"curl"))

             (substitute* "third_party/webrtc/rtc_base/strings/json.h"
               (("#include \"third_party/jsoncpp/") "#include \"json/"))

             (substitute* '("ui/gfx/skia_util.h"
                            "components/viz/common/resources/resource_format_utils.h")
               (("third_party/vulkan/include/") ""))

             (substitute* "third_party/skia/include/gpu/vk/GrVkVulkan.h"
               (("\\.\\./\\.\\./include/third_party/vulkan/") ""))

             ;; Building chromedriver embeds some files using the ZIP
             ;; format which doesn't support timestamps before
             ;; 1980. Therefore, advance the timestamps of the files
             ;; which are included so that building chromedriver
             ;; works.
             (let ((circa-1980 (* 10 366 24 60 60)))
               (for-each (lambda (file)
                           (utime file circa-1980 circa-1980))
                         '("chrome/test/chromedriver/extension/background.js"
                           "chrome/test/chromedriver/extension/manifest.json")))

             #t))
         (add-before 'configure 'prepare-build-environment
           (lambda* (#:key inputs #:allow-other-keys)

             ;; Make sure the right build tools are used.
             (setenv "AR" "ar") (setenv "NM" "nm")
             (setenv "CC" "gcc") (setenv "CXX" "g++")

             ;; Work around <https://bugs.gnu.org/30756>.
             (unsetenv "C_INCLUDE_PATH")
             (unsetenv "CPLUS_INCLUDE_PATH")

             ;; TODO: pre-compile instead. Avoids a race condition.
             (setenv "PYTHONDONTWRITEBYTECODE" "1")

             ;; XXX: How portable is this.
             (mkdir-p "third_party/node/linux/node-linux-x64")
             (symlink (string-append (assoc-ref inputs "node") "/bin")
                      "third_party/node/linux/node-linux-x64/bin")

             #t))
         (replace 'configure
           (lambda* (#:key configure-flags #:allow-other-keys)
             (let ((args (string-join configure-flags " ")))
               ;; Generate ninja build files.
               (invoke "gn" "gen" "out/Release"
                       (string-append "--args=" args))

               ;; Print the full list of supported arguments as well as
               ;; their current status for convenience.
               (format #t "Dumping configure flags...\n")
               (invoke "gn" "args" "out/Release" "--list"))))
         (replace 'build
           (lambda* (#:key outputs #:allow-other-keys)
             (invoke "ninja" "-C" "out/Release"
                     "-j" (number->string (parallel-job-count))
                     "chrome"
                     "chromedriver")))
         (replace 'install
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let* ((out            (assoc-ref outputs "out"))
                    (bin            (string-append out "/bin"))
                    (exe            (string-append bin "/chromium"))
                    (lib            (string-append out "/lib"))
                    (man            (string-append out "/share/man/man1"))
                    (applications   (string-append out "/share/applications"))
                    (install-regexp (make-regexp "\\.(bin|pak)$"))
                    (locales        (string-append lib "/locales"))
                    (resources      (string-append lib "/resources"))
                    (preferences    (assoc-ref inputs "master-preferences"))
                    (gtk+           (assoc-ref inputs "gtk+"))
                    (mesa           (assoc-ref inputs "mesa"))
                    (nss            (assoc-ref inputs "nss"))
                    (udev           (assoc-ref inputs "udev"))
                    (sh             (which "sh")))

               (substitute* '("chrome/app/resources/manpage.1.in"
                              "chrome/installer/linux/common/desktop.template")
                 (("@@MENUNAME@@") "Chromium")
                 (("@@PACKAGE@@") "chromium")
                 (("/usr/bin/@@USR_BIN_SYMLINK_NAME@@") exe))

               (mkdir-p man)
               (copy-file "chrome/app/resources/manpage.1.in"
                          (string-append man "/chromium.1"))

               (mkdir-p applications)
               (copy-file "chrome/installer/linux/common/desktop.template"
                          (string-append applications "/chromium.desktop"))

               (mkdir-p lib)
               (copy-file preferences (string-append lib "/master_preferences"))

               (with-directory-excursion "out/Release"
                 (for-each (lambda (file)
                             (install-file file lib))
                           (scandir "." (cut regexp-exec install-regexp <>)))
                 (copy-file "chrome" (string-append lib "/chromium"))

                 ;; TODO: Install icons from "../../chrome/app/themes" into
                 ;; "out/share/icons/hicolor/$size".
                 (install-file
                  "product_logo_48.png"
                  (string-append out "/share/icons/48x48/chromium.png"))

                 (copy-recursively "locales" locales)
                 (copy-recursively "resources" resources)

                 (mkdir-p bin)
                 (symlink "../lib/chromium" exe)
                 (install-file "chromedriver" bin)

                 (wrap-program exe
                   ;; TODO: Get these in RUNPATH.
                   `("LD_LIBRARY_PATH" ":" prefix
                     (,(string-append lib ":" nss "/lib/nss:" mesa "/lib:"
                                      udev "/lib")))
                   ;; Avoid file manager crash.  See <https://bugs.gnu.org/26593>.
                   `("XDG_DATA_DIRS" ":" prefix (,(string-append gtk+ "/share"))))
                 #t)))))))
    (native-inputs
     `(("bison" ,bison)
       ("gcc" ,gcc-8)
       ("gn" ,gn)
       ("gperf" ,gperf)
       ("ninja" ,ninja)
       ("node" ,node)
       ("pkg-config" ,pkg-config)
       ("which" ,which)
       ("yasm" ,yasm)

       ;; This file contains defaults for new user profiles.
       ("master-preferences" ,(local-file "aux-files/chromium/master-preferences.json"))

       ("python-beautifulsoup4" ,python2-beautifulsoup4)
       ("python-html5lib" ,python2-html5lib)
       ("python" ,python-2)))
    (inputs
     `(("alsa-lib" ,alsa-lib)
       ("atk" ,atk)
       ("cups" ,cups)
       ("curl" ,curl)
       ("dbus" ,dbus)
       ("dbus-glib" ,dbus-glib)
       ("expat" ,expat)
       ("flac" ,flac)
       ("ffmpeg" ,ffmpeg)
       ("fontconfig" ,fontconfig)
       ("freetype" ,freetype)
       ("gdk-pixbuf" ,gdk-pixbuf)
       ("glib" ,glib)
       ("gtk+" ,gtk+)
       ("harfbuzz" ,harfbuzz)
       ("icu4c" ,icu4c)
       ("jsoncpp" ,jsoncpp)
       ("lcms" ,lcms)
       ("libevent" ,libevent)
       ("libffi" ,libffi)
       ("libjpeg-turbo" ,libjpeg-turbo)
       ("libpng" ,libpng)
       ("libva" ,libva)
       ("libvpx" ,libvpx)
       ("libwebp" ,libwebp)
       ("libx11" ,libx11)
       ("libxcb" ,libxcb)
       ("libxcomposite" ,libxcomposite)
       ("libxcursor" ,libxcursor)
       ("libxdamage" ,libxdamage)
       ("libxext" ,libxext)
       ("libxfixes" ,libxfixes)
       ("libxi" ,libxi)
       ("libxml2" ,libxml2)
       ("libxrandr" ,libxrandr)
       ("libxrender" ,libxrender)
       ("libxscrnsaver" ,libxscrnsaver)
       ("libxslt" ,libxslt)
       ("libxtst" ,libxtst)
       ("mesa" ,mesa)
       ("minizip" ,minizip)
       ("mit-krb5" ,mit-krb5)
       ("nss" ,nss)
       ("openh264" ,openh264)
       ("openjpeg" ,openjpeg)                          ;PDFium only
       ("openssl" ,openssl)
       ("opus" ,opus+custom)
       ("pango" ,pango)
       ("pciutils" ,pciutils)
       ("pulseaudio" ,pulseaudio)
       ("re2" ,re2)
       ("snappy" ,snappy)
       ("speech-dispatcher" ,speech-dispatcher)
       ("udev" ,eudev)
       ("valgrind" ,valgrind)
       ("vulkan-headers" ,vulkan-headers)))
    (home-page "https://github.com/Eloston/ungoogled-chromium")
    (description
     "Ungoogled-Chromium is the Chromium web browser, with some functionality
disabled in order to protect the users privacy.")
    ;; Chromium is developed as BSD-3, but bundles a large number of third-party
    ;; components with other licenses.  For full information, see chrome://credits.
    (license (list license:bsd-3
                   license:bsd-2
                   license:expat
                   license:asl2.0
                   license:mpl1.1
                   license:mpl2.0
                   license:public-domain
                   license:isc
                   (license:non-copyleft "chrome://credits"
                                         "See chrome://credits for more information.")
                   license:lgpl2.1+))))